Public-domain art from Black Lake

17 plates · 20th century · 15 attributed

• Calothrix parietina North American Terrestrial11 Aug 1942
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial27 Jul 1941
• Scytonema hofmannii C. Agardh ex Bornet & Flahault North American Terrestrial29 Jul 1941
• Campanula rotundifolia L. 72 - Eastern Canada26 Aug 1915
• Nostoc commune Vaucher ex Bornet & Flahault North American Terrestrial19 Aug 1952
• Calothrix parietina North American Terrestrial24 Jul 1941
• Taxidea taxus berlandieri V. Bailey1903
• Didymops floridensis Sidney W. Dunkle9 Apr 1988
• Lepidium montanum var. canescens C.L. Hitchc. 76 - Southwestern U.S.A.17 Jul 1932
• Lampsilis radiata radiata L. H. Strong
• Entophysalis rivularis (Kütz.) F.E. Drouet North American Terrestrial11 Aug 1942
• Microcoleus lyngbyaceus Kütz. ex Forti North American Terrestrial31 Jul 1941
• Schizothrix calcicola Gomont North American TerrestrialNov 1952
• Pyganodon grandis L. H. Strong
• Calothrix parietina North American Terrestrial16 Jul 1940
• Pleurobema coccineum solidum
• Lampsilis ventricosa